About sub-Riemannian spheres

被引:6
|
作者
Rifford, L. [1 ]
机构
[1] Univ Paris Sud, Dept Math, F-91405 Orsay, France
关键词
D O I
10.36045/bbms/1161350693
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
We prove that, in absence of singular minimizing curve, the sub-riemannian distance function is locally Lipschitz outside the diagonal and satisfies Sard's theorem. Hence we deduce that the spheres are Lipschitz hypersurfaces for almost every radius in d(SR) (q(0), Q).
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页码:521 / 526
页数:6
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